glew_sys

Function glCopyTexSubImage2D

source 
pub unsafe extern "C" fn glCopyTexSubImage2D(
    target: GLenum,
    level: GLint,
    xoffset: GLint,
    yoffset: GLint,
    x: GLint,
    y: GLint,
    width: GLsizei,
    height: GLsizei,
)